Replaces

Toyota 4Runner Tacoma Tundra O2 Oxygen Sensor - 1AEOS00097

Specifications:

  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (16.5 inches) 
  • Upstream Sensor as listed per applications
    • Air / Fuel Ratio Sensor
  • Heated
  • 4 wire configuration
  • 4 terminal configuration
  • 2 Bolt flange mounting
  • Replaces dealer part numbers: 8946734011, 89467 34011, 8946735021, 89467 35021, 8946735040, 89467 35040
  • Built and tested to strict quality control standards

Note: For clarification purposes:

  • Upstream location is between the catalytic converter and the engine
  • Downstream location is between the catalytic converter and the tailpipe

If you have a bad O2 sensor causing your vehicle to run poorly or fail an emission test then this is the part for you.

Our electrical and electronic parts are subject to strict quality control testing.  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed

Note:  You may be required to reset the vehicle’s computer after installation of this part.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

  1. step : Identifying your Oxygen Sensors (0:57)
    • Upstream oxygen sensors are located in between the engine and the catalytic converter
    • Downstream oxygen sensors are located in the catalytic converter or farther away from the engine than the catalytic converter
    • Locate your vehicle's firing order diagram
    • The bank that contains cylinder one is bank one
    • The bank that does not contain cylinder one is bank two, even if it does not contain cylinder two

Tools needed for replacement:

    1A - No Tools Needed

  • No Tools Needed

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Browse 1 question Browse 1 question and 3 answers
will this part work with a manual transmission?
Greg S on Jul 3, 2016
BEST ANSWER: These are only engine and emission specific. Transmission type is not applicable for this.

Vehicle Fit

  • 1999-2000 Toyota 4Runner L4 2.7L California Emissions Upstream (Air / Fuel Ratio) O2 Oxygen Sensor
  • 1999-2000 Toyota 4Runner V6 3.4L California Emissions Upstream (Air / Fuel Ratio) O2 Oxygen Sensor
  • 2001-2002 Toyota 4Runner V6 3.4L Upstream (Air / Fuel Ratio) O2 Oxygen Sensor
  • 2000 Toyota Tacoma L4 2.4L California Emissions Upstream (Air / Fuel Ratio) O2 Oxygen Sensor
  • 2000 Toyota Tacoma V6 3.4L California Emissions Upstream (Air / Fuel Ratio) O2 Oxygen Sensor
  • 2000 Toyota Tacoma L4 2.7L California Emissions Upstream (Air / Fuel Ratio) O2 Oxygen Sensor
  • 2001-2004 Toyota Tacoma L4 2.7L Upstream (Air / Fuel Ratio) O2 Oxygen Sensor
  • 2001-2004 Toyota Tacoma V6 3.4L Upstream (Air / Fuel Ratio) O2 Oxygen Sensor
  • 2001-2004 Toyota Tacoma L4 2.4L Upstream (Air / Fuel Ratio) O2 Oxygen Sensor
  • 2000 Toyota Tundra V6 3.4L California Emissions Upstream (Air / Fuel Ratio) O2 Oxygen Sensor
  • 2001-2004 Toyota Tundra V6 3.4L Upstream (Air / Fuel Ratio) O2 Oxygen Sensor

This part replaces:

  • OE # 8946734011
  • OE # 8946734021
  • Standard Motor Products SG1864
Part #: 1AEOS00097

Out of Stock

How-to Video:

(03:08 min)